package com.heima.admin.service.impl;

import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.heima.admin.mapper.AdminMapper;
import com.heima.admin.service.AdminService;
import com.heima.model.admin.dtos.LoginDto;
import com.heima.model.admin.pojos.AdUser;
import com.heima.model.common.dtos.ResponseResult;
import com.heima.model.common.enums.AppHttpCodeEnum;
import com.heima.utils.common.AppJwtUtil;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.StringUtils;
import org.springframework.stereotype.Service;
import org.springframework.util.DigestUtils;

import java.util.HashMap;
import java.util.Map;

/**
 * @author atom.hu
 * @version V1.0
 * @Package com.heima.admin.service.impl
 * @date 2021/12/22 10:28
 */
@Service
@Slf4j
public class AdminServiceImpl extends ServiceImpl<AdminMapper, AdUser> implements AdminService {

    @Override
    public ResponseResult login(LoginDto dto) {
        //1.正常登录（手机号+密码登录）
        if (!StringUtils.isBlank(dto.getName()) && !StringUtils.isBlank(dto.getPassword())) {
            //1.1查询用户
            AdUser adUser = getOne(Wrappers.<AdUser>lambdaQuery().eq(AdUser::getName, dto.getName()));
            if (adUser == null) {
                return ResponseResult.errorResult(AppHttpCodeEnum.DATA_NOT_EXIST,"用户不存在");
            }

            //1.2 比对密码
            String salt = adUser.getSalt();
            String pswd = dto.getPassword();
            pswd = DigestUtils.md5DigestAsHex((pswd + salt).getBytes());
            if (!pswd.equals(adUser.getPassword())) {
                return ResponseResult.errorResult(AppHttpCodeEnum.LOGIN_PASSWORD_ERROR);
            }
            //1.3 返回数据  jwt
            Map<String, Object> map = new HashMap<>();
            map.put("token", AppJwtUtil.getToken(adUser.getId().longValue()));
            adUser.setSalt("");
            adUser.setPassword("");
            map.put("user", adUser);
            return ResponseResult.okResult(map);
        } else {
            return ResponseResult.errorResult(AppHttpCodeEnum.LOGIN_PASSWORD_ERROR);
        }
    }
}
